Control Scheme - S&P CADB/T-HE PRO-REG Series Instruction Manual

8. CONTROL SCHEME

D version
SF Supply fan
EF Extract fan
S1 Supply temperature probe
S2 Extract temperature probe
S3 Inlet temperature probe
S4 Outlet temperature probe
FCD Polluted fi lters detector (pressure switch)
FFD Failure motor detector (pressure switch)
HE High-effi ciency heat exchanger
DI version
SF Supply fan
EF Extract fan
S1 Supply temperature probe
S2 Extract temperature probe
S3 Inlet temperature probe
S4 Outlet temperature probe
FCD Polluted fi lters detector (pressure switch)
FFD Failure motor detector (pressure switch)
HE High-effi ciency heat exchanger
RT Remote control panel
RT Remote control panel
F7 Supply fi lter
M5 Extract fi lter
M Bypass actuator
FC Frequency inverter (models 40 and 54)
SCO CO sensor (accessory)
2 2
TDP Pressure sensor TDP-S (accessory)
ID Isolation damper (accessory)
SM Actuator damper (accessory)
F7 Supply fi lter
M5 Extract fi lter
M Bypass actuator
Pr1/Pr2 Security protectors (Manual/Auto)
SSR Electric heater battery proportional regulator
FC Frequency inverter (models 40 and 54)
SCO CO sensor (accessory)
2 2
TDP Pressure sensor TDP-S (accessory)
ID Isolation damper (accessory)
SM Actuator damper (accessory)
20